Home / 115,087,519.42-158,820,840.51-62,164,226.82

Finding the Fourth Proportional to 115,087,519.42, 158,820,840.51 and 62,164,226.82

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Solution

The fourth proportional to 115,087,519.42, 158,820,840.51 and 62,164,226.82 is: 85,786,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,087,519.42 : 158,820,840.51 = 62,164,226.82 : x
  2. Step 2: Convert to fraction form
    115,087,519.42/158,820,840.51 = 62,164,226.82/x
  3. Step 3: Cross multiply
    115,087,519.42x = 158,820,840.51 × 62,164,226.82
  4. Step 4: Simplify right side
    115,087,519.42x = 9,872,974,753,206,684
  5. Step 5: Solve for x
    x = 9,872,974,753,206,684/115,087,519.42
  6. Step 6: Final answer
    x = 85,786,667.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.